function OSGBMeshData() {
    this.name = "";
    this.positions = null;
    this.normals = null;
    this.texCoords = null;
    this.indexs = null;
    this.boundingBox = null;
    this.sphereBox = null;
    this.textureData = null;
}

Object.assign(OSGBMeshData.prototype, {

} );
